Research the causes of related medical symptoms such as: 1  Eye. 2  Eye symptoms (5412 causes) 3  Eye disease. 4  Eye disorder. 5  Eye problem (5412 causes) 6  Eye pain (475 causes) 7  Itch (1068 causes) 8  more symptoms...Â».
How to read the Histogram. A histogram is a graphical representation of the pixels exposed in your image. The left side of the graph represents the blacks or shadows, the right side represents the highlights or bright areas and the middle section is mid-tones (middle or 18% grey).
1 Sample Histogram-This is another example of how a histogram is made, with a focus on the effect of bin size. 2  Shodor Histogram Page-This is a nice interactive histogram page in which you can choose different sample histograms and vary the bin size.3  Excel Help-To work with large datasets, it helps to use a spreadsheet. Sample Histogram-This is another example of how a histogram is made, with a focus on the effect of bin size. 2  Shodor Histogram Page-This is a nice interactive histogram page in which you can choose different sample histograms and vary the bin size.